|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectorg.jmol.util.DCT
class DCT
Field Summary | |
---|---|
private static double[] |
AANscaleFactor
|
(package private) double[][] |
divisors
|
private double[] |
DivisorsChrominance
|
private double[] |
DivisorsLuminance
|
private static int |
N
DCT Block Size - default 8 |
private static int |
NN
|
(package private) int[][] |
quantum
Image Quality (0-100) - default 80 (good image / good compression) |
private int[] |
quantum_chrominance
Quantitization Matrix for chrominance. |
private int[] |
quantum_luminance
Quantitization Matrix for luminace. |
Constructor Summary | |
---|---|
DCT(int quality)
Constructs a new DCT object. |
Method Summary | |
---|---|
private static void |
AANscale(double[] divisors,
int[] values,
int quality)
|
(package private) static double[][] |
forwardDCT(float[][] input)
|
private void |
initMatrix(int quality)
|
(package private) static int[] |
quantizeBlock(double[][] inputData,
double[] divisorsCode)
|
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
---|
private static final int N
private static final int NN
int[][] quantum
double[][] divisors
private int[] quantum_luminance
private double[] DivisorsLuminance
private int[] quantum_chrominance
private double[] DivisorsChrominance
private static final double[] AANscaleFactor
Constructor Detail |
---|
DCT(int quality)
quality
- The quality of the image (0 worst - 100 best)Method Detail |
---|
private void initMatrix(int quality)
private static void AANscale(double[] divisors, int[] values, int quality)
static double[][] forwardDCT(float[][] input)
static int[] quantizeBlock(double[][] inputData, double[] divisorsCode)
|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |